Merge branch 'amir9480-fix_issue_3083'

Source/Editor/Gizmo/UIEditorGizmo.cs

@@ -714,16 +714,15 @@ namespace FlaxEditor
 
         private bool RayCastControl(ref Float2 location, out Control hit)
         {
-#if false
-            // Raycast only controls with content (eg. skips transparent panels)
-            return RayCastChildren(ref location, out hit);
-#else
-            // Find any control under mouse (hierarchical)
-            hit = GetChildAtRecursive(location);
+            // First, raycast only controls with content (eg. skips transparent panels)
+            RayCastChildren(ref location, out hit);
+
+            // If raycast failed, then find any control under mouse (hierarchical)
+            hit = hit ?? GetChildAtRecursive(location);
             if (hit is View || hit is CanvasContainer)
                 hit = null;
+        
             return hit != null;
-#endif
         }
 
         private UIControlNode FindUIControlNode(Control control)

Source/Engine/UI/GUI/ContainerControl.cs

@@ -858,6 +858,14 @@ namespace FlaxEngine.GUI
             }
         }
 
+        /// <inheritdoc />
+        public override bool ContainsPoint(ref Float2 location, bool precise = false)
+        {
+            if (precise && this.GetType() == typeof(ContainerControl) && BackgroundColor.A <= 0.0f) // Go through transparency
+                return false;
+            return base.ContainsPoint(ref location, precise);
+        }
+
         /// <inheritdoc />
         public override void PerformLayout(bool force = false)
         {